Send Email Using Telnet
By admin on Mar 5, 2008 in hacking
It is very straightforward to send email using telnet if you know some simple SMTP command
> telnet smtp.server.com 25 S: 220 smtp.server.com ESMTP Postfix C: HELO relay.twit88.com S: 250 Hello relay.twit88.com, I am glad to meet you C: MAIL FROM:<[email protected]> S: 250 Ok C: RCPT TO:<[email protected]> S: 250 Ok C: DATA S: 354 End data with <CR><LF>.<CR><LF> C: From: "Admin" <[email protected]> C: To: Anyone<[email protected]> C: Cc: [email protected] C: Date: Tue, 27 Jan 2008 16:02:43 -0500 C: Subject: Test message C: C: Hello Anyone C: This is a test message C: . S: 250 Ok: queued as 11111 C: MAIL FROM:<[email protected]> S: 250 Ok C: RCPT TO:<[email protected]> S: 250 Ok C: DATA S: 354 End data with <CR><LF>.<CR><LF> C: From: "Admin" <[email protected]> C: To: Anyone<[email protected]> C: Cc: [email protected] C: Date: Tue, 27 Jan 2008 16:02:43 -0500 C: Subject: Test message C: C: Hello Anyone C: This is a test message C: . S: 250 Ok: queued as 11112 C: QUIT S: 221 Bye
RFC 0821 describes the SMTP protocol in details.
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